631353128

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{25799}}^1$

素因数の和:25854

約数の個数: 64

約数和(自身を含む): 1486080000

約数和(自身を除く): 854726872

約数列:

[1, 2, 4, 7, 8, 14, 19, 23, 28, 38, 46, 56, 76, 92, 133, 152, 161, 184, 266, 322, 437, 532, 644, 874, 1064, 1288, 1748, 3059, 3496, 6118, 12236, 24472, 25799, 51598, 103196, 180593, 206392, 361186, 490181, 593377, 722372, 980362, 1186754, 1444744, 1960724, 2373508, 3431267, 3921448, 4153639, 4747016, 6862534, 8307278, 11274163, 13725068, 16614556, 22548326, 27450136, 33229112, 45096652, 78919141, 90193304, 157838282, 315676564, 631353128]

約数ペア:

[(1, 631353128), (2, 315676564), (4, 157838282), (7, 90193304), (8, 78919141), (14, 45096652), (19, 33229112), (23, 27450136), (28, 22548326), (38, 16614556), (46, 13725068), (56, 11274163), (76, 8307278), (92, 6862534), (133, 4747016), (152, 4153639), (161, 3921448), (184, 3431267), (266, 2373508), (322, 1960724), (437, 1444744), (532, 1186754), (644, 980362), (874, 722372), (1064, 593377), (1288, 490181), (1748, 361186), (3059, 206392), (3496, 180593), (6118, 103196), (12236, 51598), (24472, 25799)]